<template>
    <div class="chart-box">
        <v-chart class="chart" :option="option" />
    </div>

</template>

<script>
import { use } from "echarts/core";
import { CanvasRenderer } from "echarts/renderers";
import { LineChart } from "echarts/charts";
import {
    TitleComponent,
    TooltipComponent,
    LegendComponent,
    GridComponent
} from "echarts/components";
import VChart, { THEME_KEY } from "vue-echarts";
import { ref, defineComponent } from "vue";

use([
    CanvasRenderer,
    LineChart,
    TitleComponent,
    TooltipComponent,
    LegendComponent,
    GridComponent
]);

export default defineComponent({
    name: "HelloWorld",
    components: {
        VChart
    },
    // provide: {
    //     [THEME_KEY]: "dark"
    // },
    setup: () => {
        const option = ref({
            title: {
                text: "折线图",
                // left: "center"
            },
            tooltip: {
                // trigger: "item",
                // formatter: "{a} <br/>{b} : {c} ({d}%)",
                trigger: 'axis'
            },
            legend: {
                // orient: "vertical",
                // left: "left",
                data: ['邮件营销', '联盟广告', '视频广告', '直接访问', '搜索引擎']
            },
            grid: {
                left: '3%',
                right: '4%',
                bottom: '3%',
                containLabel: true
            },
            xAxis: {
                type: 'category',
                boundaryGap: false,
                data: ['周一', '周二', '周三', '周四', '周五', '周六', '周日']
            },
            yAxis: {
                type: 'value'
            },
            series: [
                {
                    name: '邮件营销',
                    type: 'line',
                    stack: '总量',
                    data: [120, 132, 101, 134, 90, 230, 210]
                },
                {
                    name: '联盟广告',
                    type: 'line',
                    stack: '总量',
                    data: [220, 182, 191, 234, 290, 330, 310]
                },
                {
                    name: '视频广告',
                    type: 'line',
                    stack: '总量',
                    data: [150, 232, 201, 154, 190, 330, 410]
                },
                {
                    name: '直接访问',
                    type: 'line',
                    stack: '总量',
                    data: [320, 332, 301, 334, 390, 330, 320]
                },
                {
                    name: '搜索引擎',
                    type: 'line',
                    stack: '总量',
                    data: [820, 932, 901, 934, 1290, 1330, 1320]
                }
            ]
        });

        return { option };
    }
});
</script>

<style scoped>
.chart-box {
    display: inline-block;
    margin: 20px;
    padding: 20px;
    background-color: #ffffff;
}
.chart {
    width: 600px;
    height: 400px;
}
</style>